How to fix Data Mismatch Error in Baldurs Gate 3

Baldurs Gate 3 is a fun and exciting RPG that has been thrilling the fans and making them glued to their devices for hours. However, the game has a few bugs and issues here and there that have been affecting the gameplay.

One of those issues troubling the users is the Data Mismatch error at the startup or during gameplay.

If you’re getting this issue, then this guide will be helpful. In this guide, you will get to know how to fix Data Mismatch Error in Baldurs Gate 3.

Steps to fix Data Mismatch Error in Baldurs Gate 3

fix Data Mismatch Error in Baldurs Gate 3

Method 1: Check for data mismatch error

  • Go to the Cache folder in the Larian Studios Launcher directory
  • Enter this line in the Explorer –
%LocalAppData%Larian StudiosLauncherCache
  • Look for the text file named “steam_4.1.1.2154614_alteredFiles.txt”
  • If the file exists, you should investigate its content and see which files aren’t expected in the installation and mods folder

Method 2: Clear level cache corrupted files

  • Browse to the Level Cache folder by using this line in Explorer –
%LocalAppData%Larian StudiosBaldurs Gate 3LevelCache
  • Now, you’ll need to delete the content present in the folder

Method 3: Check event viewer from error codes

  • Press “Start” or Windows + R keys and then type “Event Viewer” in the search box
  • In Windows 11, you need to select “View Event Logs” after the search
  • Expand Windows Logs in the left column before selecting “Application”
  • Look for recent errors related to the game
  • Check the info under the “General” tab for clues beginning with “Faulting application name…”

Method 4: Disable Steam Cloud Support

  • In the Steam client, you must click on the Steam menu
  • Select “Settings” before choosing the “Cloud” option
  • Disable Steam Cloud Support globally or specifically for Baldurs Gate 3 in the Properties

Method 5: Rename Larian Studios Folder

  • Browse to the Larian Studios folder by entering the following line in Explorer –
%LocalAppData%Larian Studios
  • Now, rename the “Baldurs Gate 3” subfolder

Pic credit – store.steampowered.com

Aviral Sharma
Aviral Sharma
Android Expert
Aviral Sharma is a talented and passionate writer who has been using words to express his thoughts ever since he learned how to hold a pen. He is passionate about outer space, history, sports, and most importantly, technology. Aviral has been a regular writer for rootmygalaxy for over 6 years and has been covering games and Android guides. He currently owns a Samsung Galaxy S24 Ultra, an iPhone 13, and a HP Pavilion laptop.

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